{"id":"xlsx-mcp-server","name":"xlsx-mcp-server","af_score":38.5,"security_score":37.5,"reliability_score":25.0,"what_it_does":"An MCP server that exposes functionality for working with Excel/Spreadsheet (XLSX) data via the Model Context Protocol, enabling agents to read/transform spreadsheet contents through MCP tools.","best_when":"You need agent-driven extraction/processing of tabular data from XLSX files using MCP tool calls in a controlled environment.","avoid_when":"You must guarantee strict spreadsheet formula evaluation, formatting preservation, or high-throughput processing without knowing the MCP server’s performance characteristics.","last_evaluated":"2026-04-04T21:37:46.931698+00:00","has_mcp":true,"has_api":false,"auth_methods":[],"has_free_tier":false,"known_gotchas":["Agents may pass incorrect file paths/attachments or wrong MIME types; ensure the MCP tool validates inputs.","Spreadsheet structures can vary widely (merged cells, multiple sheets, headers/blank rows); agents may need guidance on sheet selection and schema expectations.","Large XLSX files may cause timeouts/memory pressure; absent limits, retries could worsen load."],"error_quality":0.0}